XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.21.2

VARIABLE INTEREST ENTITIES AND CONSOLIDATED REAL ESTATE NOT OWNED - Summary of Lots Under Option (Details) $ in Thousands | Sep. 30, 2021 USD ($) lot
--- | ---
Projected Number of Lots |  |
Purchase and option contracts recorded on balance sheet as Real estate not owned | lot | 0 |
Option contracts — non-refundable deposits, committed | lot | 11,433 | [1]
Purchase contracts — non-refundable deposits, committed | lot | 11,084 | [1]
Purchase and option contracts —refundable deposits, committed | lot | 2,619 |
Total committed | lot | 25,136 |
Purchase and option contracts — refundable deposits, uncommitted | lot | 31,655 | [2]
Total lots under contract or option | lot | 56,791 |
Total purchase and option contracts not recorded on balance sheet | lot | 56,791 | [3]
Purchase Price |  |
Purchase and option contracts recorded on balance sheet as Real estate not owned | $ 0 |
Option contracts — non-refundable deposits, committed | 530,759 | [1]
Purchase contracts — non-refundable deposits, committed | 327,738 | [1]
Purchase and option contracts —refundable deposits, committed | 86,635 |
Total committed | 945,132 |
Purchase and option contracts — refundable deposits, uncommitted | 769,696 | [2]
Total lots under contract or option | 1,714,828 |
Total purchase and option contracts not recorded on balance sheet | 1,714,828 | [3]
Option/ Earnest Money Deposits–Cash |  |
Purchase and option contracts recorded on balance sheet as Real estate not owned | 0 |
Option contracts — non-refundable deposits, committed | 43,214 | [1]
Purchase contracts — non-refundable deposits, committed | 25,734 | [1]
Purchase and option contracts —refundable deposits, committed | 743 |
Total committed | 69,691 |
Purchase and option contracts — refundable deposits, uncommitted | 8,296 | [2]
Total lots under contract or option | 77,987 |
Total purchase and option contracts not recorded on balance sheet | $ 77,987 | [3],[4]
[1] | Deposits are non-refundable except if certain contractual conditions are not performed by the selling party.
[2] | Deposits are refundable at our sole discretion. We have not completed our acquisition evaluation process and we have not internally committed to purchase these lots.
[3] | Except for our specific performance contracts recorded on the accompanying unaudited consolidated balance sheets as Real estate not owned (if any), none of our purchase or option contracts require us to purchase lots.
[4] | Amount is reflected on the accompanying unaudited consolidated balance sheets in Deposits on real estate under option or contract as of September 30, 2021.

X
- Definition Cash Deposits of Land Under Purchase Contracts And Options [Abstract] + References No definition available. + Details
Name: | mth_CashDepositsofLandUnderPurchaseContractsAndOptionsAbstract
Namespace Prefix: | mth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Land Under Option Contract, Not Recorded, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderOptionContractNotRecordedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Option Contract, Not Recorded, Number Of Lots + References No definition available. + Details
Name: | mth_LandUnderOptionContractNotRecordedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Option Contracts, Not Recorded, Non-Refundable, Committed + References No definition available. + Details
Name: | mth_LandUnderOptionContractsNotRecordedNonRefundableCommitted
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Option Contracts, Not Recorded, Non-Refundable, Committed, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderOptionContractsNotRecordedNonRefundableCommittedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Option Contracts, Not Recorded, Non-Refundable, Committed, Number of Lots + References No definition available. + Details
Name: | mth_LandUnderOptionContractsNotRecordedNonRefundableCommittedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContracts
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Committed + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsCommitted
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Committed, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsCommittedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land under Purchase And Option Contracts, Committed, Number Of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsCommittedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Not Recorded, Refundable, Uncommitted + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsNotRecordedRefundableUncommitted
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase And Options Contracts, Not Recorded, Refundable, Uncommitted, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsNotRecordedRefundableUncommittedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Not Recorded, Refundable, Uncommitted, Number Of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsNotRecordedRefundableUncommittedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase And Option Contracts, Number Of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseAndOptionContractsNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase Contracts and Options, Recorded + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsAndOptionsRecorded
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts And Options, Recorded, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsAndOptionsRecordedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts and Options, Recorded, Number of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsAndOptionsRecordedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Non-Refundable, Committed + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedNonRefundableCommitted
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Non-Refundable, Committed, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedNonRefundableCommittedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Non-Refundable, Committed, Number of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedNonRefundableCommittedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Refundable, Committed + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedRefundableCommitted
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Refundable, Committed, Cash Deposits + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedRefundableCommittedCashDeposits
Namespace Prefix: | mth_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Land Under Purchase Contracts, Not Recorded, Refundable, Committed, Number Of Lots + References No definition available. + Details
Name: | mth_LandUnderPurchaseContractsNotRecordedRefundableCommittedNumberOfLots
Namespace Prefix: | mth_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Lots under option or contract. + References No definition available. + Details
Name: | mth_LotsUnderOptionOrContractAbstract
Namespace Prefix: | mth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Purchase Price Of Land Under Purchase Contracts And Options [Abstract] + References No definition available. + Details
Name: | mth_PurchasePriceOfLandUnderPurchaseContractsAndOptionsAbstract
Namespace Prefix: | mth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Discloses the total purchase price of land option agreements that were not recorded. + References No definition available. + Details
Name: | us-gaap_LandUnderPurchaseOptionsNotRecorded
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant